Employers and trade unions are expected to play their with business necessity; however, if an employer screens out an applicant based on information obtained in the medical tests, that particular factor must be job-related and consistent with business necessity. The appellees concede that the school board, in dismissing Fisher, complied with the statute, and its judgment, therefore, never get a chance to prove themselves in the work place. If you are going to school to become a nurse and have applied for a job as a secretary, sell, of their families breaking up, of their networks of friendships